Twitter bootstrap 按钮下拉列表可以';启动后的t开关

Twitter bootstrap 按钮下拉列表可以';启动后的t开关,twitter-bootstrap,Twitter Bootstrap,在引导版本3.0中首次单击后,下拉按钮不起作用: <div class="row"> <div class="col-sm-4"> <div class="clearfix dropdown"> <button type="button" data-toggle="dropdown" class="pull-right"> <span class="glyphicon glyphicon-menu-hamburger" aria-hidden

在引导版本3.0中首次单击后,下拉按钮不起作用:

<div class="row">
<div class="col-sm-4">
<div class="clearfix dropdown">
<button type="button" data-toggle="dropdown" class="pull-right">
<span class="glyphicon glyphicon-menu-hamburger" aria-hidden="true"></span>
</button>
<ul class="dropdown-menu dropdown-menu-right">
<li><a data-toggle="tab" href="#supra">supraa</a></li>
<li><a data-toggle="tab" href="#vespa">vespa</a></li>
</ul>
</div>
<div class="tab-content">
<div id="supra" class="tab-pane fade active in">
<div id="container" style="height: 300px; width: 100%;"></div>
</div>
<div id="vespa" class="tab-pane fade">
<div id="container1" style=" height: 300px; width: 100%;"></div>
</div>
</div>
</div>


您的代码在我的环境中运行良好

我建议您使用Bootstrap 3.3.6的最新版本,并清理浏览器缓存。还要确保您具有包括的所有依赖项。(bootstrap.min.js、JQuery.min.js和bootstrap.min.css)

下面是代码的工作演示:

I used the same code as above. No change in code